Add snapshot hash of full accounts state (#8295) (#8515)

* Add snapshot hash of full accounts state

* Use normal hashing for the accounts delta state

* Add merkle

(cherry picked from commit 947a339714)

Co-authored-by: sakridge <sakridge@gmail.com>

ledger/src/snapshot_utils.rs

@@ -338,6 +338,7 @@ pub fn add_snapshot<P: AsRef<Path>>(
     snapshot_storages: &[SnapshotStorage],
 ) -> Result<SlotSnapshotPaths> {
     bank.purge_zero_lamport_accounts();
+    bank.update_accounts_hash();
     let slot = bank.slot();
     // snapshot_path/slot
     let slot_snapshot_dir = get_bank_snapshot_dir(snapshot_path, slot);